Pipe fitting chamfering machine convenient for scrap removal

Abstract

The utility model relates to the technical field of pipe fitting chamfering machines, and discloses a pipe fitting chamfering machine convenient for scrap removal, which comprises a rack, the top end of the rack is fixedly connected with an air cylinder, the end part of a piston rod of the air cylinder is fixedly connected with a connecting frame, the inner part of the connecting frame is rotatably connected with a rotating shaft, the end part of the rotating shaft is fixedly connected with a motor, and the end part of the rotating shaft is fixedly connected with the motor. A motor is fixedly connected to the top end of the rack, a chamfering disc is fixedly connected to the end of an output shaft of the motor, a fixing frame is fixedly connected to the side wall of the motor, an air gun is arranged in the fixing frame, and an air pump is fixedly connected to the top end of the rack. The air pump carries out air conveying treatment on the air gun through the connecting pipe and the spiral air pipe, the air gun blows away chippings generated by chamfering, the handle is rotated to drive the threaded rod to rotate along the inner wall of the threaded ring to push the guide block to slide along the inner wall of the guide rail bar, the air gun rotates along the interior of the fixing frame through the rotating rod, and the chippings generated by chamfering are removed. And the use flexibility of the air gun is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe chamfering machines, in particular to a pipe chamfering machine which is convenient for chip removal. Background Art

[0002] The pipe chamfering machine is a mechanical equipment specially used for chamfering pipes. It is usually composed of a base, a spindle, a fixture, a motor, a control system, etc. The working principle of the pipe chamfering machine is to drive the tool or grinding disc to rotate through the spindle to cut the edges of the pipe to make it chamfered into a rounded corner. The fixture can fix the pipe in the appropriate position to ensure the accuracy and stability of the processing.

[0003] In the prior art, a large amount of debris is generated during the use of the pipe chamfering machine. The debris accumulates on the processed end face of the pipe, which affects the subsequent critical chamfering quality. The use of an air gun to blow air on the processed end face cannot be flexibly adjusted, which affects the adaptability of chip removal to different chamfering angles. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that a large amount of debris is generated during the use of the pipe chamfering machine in the prior art. The debris accumulates on the processed end face of the pipe and affects the subsequent critical chamfering quality. The use of an air gun to blow air on the processed end face cannot be flexibly adjusted, which affects the adaptability of chip removal to different chamfering processing angles. A pipe chamfering machine that is convenient for chip removal is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A pipe chamfering machine which is convenient for chip removal comprises a frame, the top end of the frame is fixedly connected to a cylinder, the end of the piston rod of the cylinder is fixedly connected to a connecting frame, the interior of the connecting frame is rotatably connected to a rotating shaft, the end of the rotating shaft is fixedly connected to a motor, the end of the output shaft of the motor is fixedly connected to a chamfering disk, a fixing frame is fixedly connected to the side wall of the motor, an air gun is arranged inside the fixing frame, the top end of the frame is fixedly connected to an air pump, the side wall of the air pump is fixedly connected to a connecting pipe, the bottom of the connecting pipe is fixedly connected to a spiral air pipe, the spiral air pipe is fixedly connected to the air gun, the inner wall of the fixing frame is rotatably connected to a rotating rod, and the end of the rotating rod facing away from the fixing frame is fixedly connected to the air gun.

[0007] Preferably, a guide rail is fixedly connected to the side wall of the air gun, a guide block is slidably provided on the inner wall of the guide rail, a threaded ring is fixedly connected to the inner wall of the top end of the fixing frame, a threaded rod is connected to the internal thread of the threaded ring, and the threaded rod is hinged on the side wall of the guide block.

[0008] Preferably, one end of the threaded rod facing away from the guide block extends to the outside of the fixing frame and is fixedly connected with a handle.

[0009] Preferably, a cavity is formed on the inner wall of the connecting frame, an elastic rod is fixedly connected to the inner wall of the cavity, an insert block is fixedly connected to the end of the elastic rod, a plurality of slots are formed around the shaft wall of the rotating shaft, and the insert blocks extend into the inside of the slots.

[0010] Preferably, a pull rod is fixedly connected to the side wall of the insert block, and the rod wall of the pull rod passes through the cavity and extends to the outside of the connecting frame.

[0011] Preferably, one end of the insert block facing away from the pull rod is configured as an arc surface, and the rotating shaft is located on the inner wall of the slot and matches the insert block.

[0012] Compared with the prior art, the utility model provides a pipe chamfering machine that is convenient for chip removal and has the following beneficial effects:

[0013] 1. The pipe chamfering machine which is convenient for chip removal uses an air pump to supply air to an air gun through a connecting pipe and a spiral air pipe, so that the air gun can blow away the chips produced by chamfering, and the threaded rod is driven to rotate along the inner wall of the threaded ring by rotating the handle to push the guide block to slide along the inner wall of the guide rail, so that the air gun is rotated along the inside of the fixed frame through the rotating rod, thereby improving the flexibility of the use of the air gun.

[0014] 2. The pipe chamfering machine, which is convenient for chip removal, pushes the insert block to extend into the inside of the slot through the elastic rod, thereby improving the stability of the rotating shaft inside the connecting frame. The subsequent insertion block is pulled out to the outside of the slot to adjust the angle of the rotating shaft, driving the motor and the chamfering disk to be flexibly adjusted. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of a pipe chamfering machine that is convenient for chip removal proposed by the utility model;

[0016] Figure 2 for Figure 1 A schematic diagram of the structure of the local A part;

[0017] Figure 3 for Figure 1 Schematic diagram of the enlarged structure of part B in the middle.

[0018] In the figure: 1 frame, 2 cylinder, 3 connecting frame, 4 rotating shaft, 5 motor, 6 chamfering plate, 7 fixing frame, 8 air gun, 9 air pump, 10 connecting pipe, 11 spiral air pipe, 12 rotating rod, 13 guide rail, 14 guide block, 15 threaded ring, 16 threaded rod, 17 handle, 18 elastic rod, 19 plug block, 20 pull rod. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-3 A pipe chamfering machine which is convenient for chip removal comprises a frame 1, a cylinder 2 is fixedly connected to the top of the frame 1, a connecting frame 3 is fixedly connected to the end of the piston rod of the cylinder 2, a rotating shaft 4 is rotatably connected inside the connecting frame 3, a motor 5 is fixedly connected to the end of the rotating shaft 4, a chamfering disk 6 is fixedly connected to the end of the output shaft of the motor 5, a fixing frame 7 is fixedly connected to the side wall of the motor 5, an air gun 8 is arranged inside the fixing frame 7, an air pump 9 is fixedly connected to the top of the frame 1, a connecting pipe 10 is fixedly connected to the side wall of the air pump 9, a spiral air pipe 11 is fixedly connected to the bottom of the connecting pipe 10, the spiral air pipe 11 is fixedly connected to the air gun 8, a rotating rod 12 is rotatably connected to the inner wall of the fixing frame 7, and the end of the rotating rod 12 which is away from the fixing frame 7 is fixedly connected to the air gun 8.

[0021] A guide rail 13 is fixedly connected to the side wall of the air gun 8, and a guide block 14 is slidably provided on the inner wall of the guide rail 13. A threaded ring 15 is fixedly connected to the inner wall of the top of the fixing frame 7, and a threaded rod 16 is connected to the internal thread of the threaded ring 15. The threaded rod 16 is hingedly provided on the side wall of the guide block 14, and one end of the threaded rod 16 away from the guide block 14 extends to the outside of the fixing frame 7 and is fixedly connected to a handle 17.

[0022] When in use, the cylinder 2 can move the connecting frame 3, the rotation of the output shaft of the motor 5 can drive the chamfering disk 6 to rotate, and the chamfering processing can be performed. The air pump 9 can supply air to the air gun 8 through the connecting pipe 10 and the spiral air pipe 11, so that the air gun 8 can blow away the chamfered debris, and the rotating handle 17 can drive the threaded rod 16 to rotate along the inner wall of the threaded ring 15, which can push the guide block 14 to slide along the inner wall of the guide rail 13, and the air gun 8 can be rotated along the inside of the fixed frame 7 through the rotating rod 12, which can improve the flexibility of the use of the air gun 8.

[0023] In order to improve the flexibility of chamfering, such as Figure 1-3 As shown, a cavity is opened on the inner wall of the connecting frame 3, and an elastic rod 18 is fixedly connected to the inner wall of the connecting frame 3 located in the cavity, and an insert block 19 is fixedly connected to the end of the elastic rod 18. A plurality of slots are opened around the shaft wall of the rotating shaft 4, and the insert block 19 extends to the inside of the slot. A pull rod 20 is fixedly connected to the side wall of the insert block 19, and the rod wall of the pull rod 20 extends through the cavity to the outside of the connecting frame 3. The end of the insert block 19 facing away from the pull rod 20 is set to an arc surface, and the inner wall of the rotating shaft 4 located in the slot matches the insert block 19.

[0024] In order to improve the flexibility of chamfering and facilitate various processing, the elastic rod 18 can push the plug block 19 to extend to the inside of the slot, which can improve the stability of the rotating shaft 4 inside the connecting frame 3. The subsequent plug block 19 is pulled out to the outside of the slot to adjust the angle of the rotating shaft 4, which can drive the motor 5 and the chamfering disk 6 to be flexibly adjusted.

[0025] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A pipe chamfering machine for easy chip removal, comprising a frame (1), characterized in that: The top of the frame (1) is fixedly connected to a cylinder (2); the end of the piston rod of the cylinder (2) is fixedly connected to a connecting frame (3); the interior of the connecting frame (3) is rotatably connected to a rotating shaft (4); the end of the rotating shaft (4) is fixedly connected to a motor (5); the end of the output shaft of the motor (5) is fixedly connected to a chamfered plate (6); a fixing frame (7) is fixedly connected to the side wall of the motor (5); an air gun (8) is arranged inside the fixing frame (7); the top of the frame (1) is fixedly connected to an air pump (9); a connecting pipe (10) is fixedly connected to the side wall of the air pump (9); a spiral air pipe (11) is fixedly connected to the bottom of the connecting pipe (10); the spiral air pipe (11) is fixedly connected to the air gun (8); the inner wall of the fixing frame (7) is rotatably connected to a rotating rod (12); the end of the rotating rod (12) facing away from the fixing frame (7) is fixedly connected to the air gun (8).

2. A pipe chamfering machine for easy chip removal according to claim 1, characterized in that: A guide rail (13) is fixedly connected to the side wall of the air gun (8), a guide block (14) is slidably provided on the inner wall of the guide rail (13), a threaded ring (15) is fixedly connected to the inner wall of the top end of the fixing frame (7), the inner thread of the threaded ring (15) is connected to a threaded rod (16), and the threaded rod (16) is hingedly provided on the side wall of the guide block (14).

3. A pipe chamfering machine for easy chip removal according to claim 2, characterized in that: One end of the threaded rod (16) facing away from the guide block (14) extends to the outside of the fixing frame (7) and is fixedly connected to a handle (17).

4. A pipe chamfering machine for easy chip removal according to claim 1, characterized in that: The inner wall of the connecting frame (3) is provided with a cavity, the inner wall of the connecting frame (3) is fixedly connected to an elastic rod (18), the end of the elastic rod (18) is fixedly connected to an insert block (19), a plurality of slots are formed around the shaft wall of the rotating shaft (4), and the insert blocks (19) extend into the interior of the slots.

5. A pipe chamfering machine for easy chip removal according to claim 4, characterized in that: A pull rod (20) is fixedly connected to the side wall of the insert block (19), and the rod wall of the pull rod (20) passes through the cavity and extends to the outside of the connecting frame (3).

6. A pipe chamfering machine for easy chip removal according to claim 5, characterized in that: One end of the insert block (19) facing away from the pull rod (20) is configured as an arc surface, and the rotating shaft (4) is located on the inner wall of the slot and matches the insert block (19).

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